Double towel bar



FIG. 1 is a perspective view of a double towel bar showing a new design;

FIG. 2 is a top view of the double towel bar of FIG. 1;

FIG. 3 is a front view of the double towel bar of FIG. 1;

FIG. 4 is a side view of the double towel bar of FIG. 1;

FIG. 5 is a bottom view of the double towel bar of FIG. 1; and,

FIG. 6 is a cross-sectional view along line 6-6 of FIG. 2.

The components of the display shown in broken lines illustrate portions of the double towel bar which form no part of the claimed design. 

CLAIM What is claimed is the ornamental design for a double towel bar, as shown and described. 